If `x=3-sqrt8," then find the value of "1/sqrtx-sqrtx`.

If x=7+4sqrt3 then find the value of x+(1)/(x)

If x=sqrt(2)-1 then find the value of ((1)/(x)-x)^(3) :-

If the x= 8+ 3sqrt7 , find the value of x^(2) + (1)/(x^(2)) .

If x= 2 +sqrt3. find the value of x^(3) +(1)/(x^(3))

If the sqrt2 =1.4142 find the values of (1)/( sqrt2+ 1)

If x = 4 +sqrt(15) . Find the value of x^(2) +(1)/(x^(2)) and x^(3) + ( 1)/(x^(3))

If the x= 5 +2sqrt6 find the value of x^(2) + (1)/(x^(2)) and x^(3) + (1)/(x^(3))

If tantheta=1/(sqrt3) , find the value of sin (90^(@)-theta) .

Find the value |(1+sqrt(3)i)/(1+i)|

If f(x)= sqrtx and g(x)= x be two functions defined in the domain R^(+) uu {0} , then find the value of (f+g) (x) .